#include <iostream>
using namespace std;
int main(int argc, char **argv[])
{
  double A, B, C, D, F;
  cout << "vvedite A i B, i C:  ";
  cin >> A >> B >> C;
  D = B;
  F = C;
  B = A;
  C = D;
  A = F;
  cout << "A = " << A << "\nB = " << B << "\nC = " << C << endl;
  return 0;
}
